<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        var myMAth = {
            max : function(){
                var max = arguments[0];
                for(var i =1;i<=arguments.length;i++){
                    if(arguments[i]>max){
                        max = arguments[i];

                    }
                }
                return max;
            }
            
        }
        console.log(myMAth.max(1,55,555));
    </script>
</body>
</html>